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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001437749-23-005305
Filing Date
2023-03-03
Accepted
2023-03-03 10:49:47
Documents
93
Period of Report
2022-12-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-K nrc20221231_10k.htm   iXBRL 10-K 1605837
2 EXHIBIT 21 ex_477815.htm EX-21 2668
3 EXHIBIT 23 ex_477816.htm EX-23 2898
4 EXHIBIT 31.1 ex_477817.htm EX-31.1 12649
5 EXHIBIT 31.2 ex_477818.htm EX-31.2 12632
6 EXHIBIT 32 ex_477819.htm EX-32 7630
12 img02.jpg GRAPHIC 49044
  Complete submission text file 0001437749-23-005305.txt   9459175

Data Files

Seq Description Document Type Size
7 XBRL TAXONOMY EXTENSION SCHEMA nrc-20221231.xsd EX-101.SCH 81166
8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE nrc-20221231_cal.xml EX-101.CAL 79507
9 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE nrc-20221231_def.xml EX-101.DEF 573457
10 XBRL TAXONOMY EXTENSION LABEL LINKBASE nrc-20221231_lab.xml EX-101.LAB 542999
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE nrc-20221231_pre.xml EX-101.PRE 616041
87 EXTRACTED XBRL INSTANCE DOCUMENT nrc20221231_10k_htm.xml XML 1673757
Mailing Address 1245 Q STREET LINCOLN NE 68508
Business Address 1245 Q STREET LINCOLN NE 68508 4024752525
NATIONAL RESEARCH CORP (Filer) CIK: 0000070487 (see all company filings)

IRS No.: 470634000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-35929 | Film No.: 23702200
SIC: 8731 Services-Commercial Physical & Biological Research